Briefly talk about the internal relationship between the first paragraph and the fifth paragraph.

In the first paragraph, I often can't read because I haven't studied it, so I was surprised that she asked me about Shan Hai Jing, and even thought that he wouldn't know those things, let alone my desire for Shan Hai Jing, which showed that I often had a gap and even despised it. I didn't expect her to buy it.

Because of the fifth paragraph, Chang really bought a book. At this time, the author's psychological activities and admiration appeared in the fifth paragraph. She can do what others refuse to do or can't do. I paid tribute to Chang for a long time.

The first paragraph is the foreshadowing of the fifth paragraph, because,